1. F. Ioppolo, MD, PhD, Physical Medicine and Rehabilitation Unit, Azienda Policlinico Umberto I, School of Medicine, “La Sapienza” University of Rome, Rome, Italy.
2. M. Tattoli, MD, PhD, Department of Biomedical Sciences and Human Oncology, Medical School, University of Bari “Aldo Moro,” Bari, Italy, and Department of Physical and Rehabilitative Medicine, School of Medicine, “La Sapienza” University of Rome.
3. L. Di Sante, MD, PhD, Physical Medicine and Rehabilitation Unit, Azienda Policlinico Umberto I, School of Medicine, “La Sapienza” University of Rome, Piazzale Aldo Moro 5, 00185 Rome, Italy.
4. C. Attanasi, MD, Department of Physical and Rehabilitative Medicine, School of Medicine, “La Sapienza” University of Rome.
5. T. Venditto, MD, Department of Physical and Rehabilitative Medicine, School of Medicine, “La Sapienza” University of Rome.
6. M. Servidio, MD, Department of Physical and Rehabilitative Medicine, School of Medicine, “La Sapienza” University of Rome.
7. A. Cacchio, MD, PhD, Department of Health Sciences, Physical Medicine and Rehabilitation Unit, School of Medicine, University of L'Aquila, L'Aquila, Italy, and Department of Physical and Rehabilitative Medicine, School of Medicine, “La Sapienza” University of Rome.
8. V. Santilli, MD, Department of Physical and Rehabilitative Medicine, School of Medicine, “La Sapienza” University of Rome.